Severe. These medicines may interact and cause very harmful effects and are usually not taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.
How the interaction occurs:
Both of these medicines can increase your risk of a blood clot.
What might happen:
Using these medicines together may increase your risk of forming an unwanted blood clot.
What you should do about this interaction:
Make sure your healthcare professionals (e.g. doctor or pharmacist) know that you are taking these medicines together. Also let your healthcare professional know if you smoke or if you are taking higher than a normally-prescribed dose of birth control. Get medical help right away if you experience: sudden shortness of breath, chest/jaw/left arm pain, unusual sweating, confusion, coughing up blood, sudden dizziness/fainting, pain/swelling/warmth in the groin/calf, tingling/weakness/numbness in the arms/legs, unusual headaches (including headaches with vision changes/lack of coordination, worsening of migraines, sudden/very severe headaches), slurred speech, weakness on one side of the body, sudden vision changes (such as partial/complete blindness).Your healthcare professionals may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.Reference:1.Lysteda (tranexamic acid) US prescribing information. Ferring Pharmaceuticals, Inc. October, 2013.